Re: RISC-V Linux kernel not booting up with KASAN enabled

[Chathura Rajapaksha <chathura.abeyrathne.lk@gmail.com>]

Hi Alex,

Thank you very much, kernel booted up with the patches you mentioned.
Bootup was pretty slow compared to before though (on a dev board).
I guess that is kind of expected with KASAN enabled.
Thanks again.

Regards,
Chath

On Thu, Mar 2, 2023 at 2:50 AM Alexandre Ghiti <alex@ghiti.fr> wrote:
>
> Hi Chatura,
>
> On 3/2/23 04:13, Chathura Rajapaksha wrote:
> > Hi All,
> >
> > I observed that RISC-V Linux hangs when I enable KASAN.
> > Without KASAN it works fine with QEMU.
> > I am using the commit ae3419fbac845b4d3f3a9fae4cc80c68d82cdf6e
> >
> > When KASAN is enabled, QEMU hangs after OpenSBI prints.
> >
> > I noticed a similar issue was reported before in
> > https://lore.kernel.org/lkml/CACT4Y+ZmuOpyf_0vHTT4t3wkmJuW8Ezvcg7v6yDVd8YOViS=GA@mail.gmail.com/t/
> > But I believe I have the patch mentioned in that thread.
>
>
> I proposed a series that will be included in 6.3 regarding KASAN issues
> here: https://patchwork.kernel.org/project/linux-riscv/list/?series=718458
>
> Can you give it a try and tell me if it works better?
>
> Thanks,
>
> Alex
>
>
> >
> > My kernel config:
> > https://drive.google.com/file/d/1j9nU7f9MxCc_i-UHUCTvo7o6nDrcUz0w/view?usp=sharing
> >
> > Best regards,
> > Chath
> >
> > _______________________________________________
> > linux-riscv mailing list
> > linux-riscv@lists.infradead.org
> > http://lists.infradead.org/mailman/listinfo/linux-riscv

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